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Is there a better way to express nested namespaces in C++ within the header
...ce, ...) VA_SELECT(NAMESPACE_END_HELPER, _Namespace, __VA_ARGS__)
Now you can do this:
NAMESPACE_BEGIN(Foo, Bar, Baz)
class X { };
NAMESPACE_END(Baz, Bar, Foo) // order doesn't matter, NAMESPACE_END(a, b, c) would work equally well
Foo::Bar::Baz::X x;
For nesting deeper than three lev...
How to iterate over arguments in a Bash script
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Rewrite of a now-deleted answer by VonC.
Robert Gamble's succinct answer deals directly with the question.
This one amplifies on some issues with filenames containing spaces.
See also: ${1:+"$@"} in /bin/sh
Basic thesis: "$@" is correc...
Storing Data in MySQL as JSON
...these two if MySQL doesn't cut it for you. They should have grown a lot by now.
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Inline SVG in CSS
...the same jsfiddle example in base64: http://jsfiddle.net/vPA9z/3/
The CSS now looks like this:
body { background-image:
url("data:image/svg+xml;base64,PHN2ZyB4bWxucz0naHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmcnIHdpZHRoPScxMCcgaGVpZ2h0PScxMCc+PGxpbmVhckdyYWRpZW50IGlkPSdncmFkaWVudCc+PHN0b3Agb2Zmc2V0P...
Detecting an undefined object property
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Blah, thousands of votes now. This is the worst possible way to do it. I hope passers-by see this comment and decide to check… ahem… other answers.
– Ry-♦
May 14 '14 at 3:05
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PHP cURL vs file_get_contents
... cURL is a powerdrill with a complicated drill chuck that requires you to know it pretty well to actually change it (read: setting cURL options is a bit tedious, but allows for doing anything you want).
– poke
Jun 16 '12 at 16:09
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Does a const reference class member prolong the life of a temporary?
...x(temp);
cout << sandbox.member << endl;
return 0;
}
Now temp will pass out of scope at the end of main() instead of at the end of the constructor. However, this is bad practice. Your member variable should never be a reference to a variable that exists outside of the instance....
When is TCP option SO_LINGER (0) required?
...erstand the formal meaning of the option. In some legacy code I'm handling now, the option is used. The customer complains about RST as response to FIN from its side on connection close from its side.
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Tables instead of DIVs [duplicate]
...into my brain. The resulting code was even less semantic. Once you get to know HTML and all it offers, you learn to write meaningful code and it all becomes simple.
– nickf
Sep 16 '08 at 5:08
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Using AES encryption in C#
...e);` . The reason for this is because in Encrypt you converted ToBase64 so now you need to ConvertFromBase64String in Decrypt, otherwise you get invalid length error.
– Euthyphro
Jan 6 '17 at 21:34
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